<div class = "edit-title-container" style = "position: absolute;left:50%;top:50%;margin-left: -274px;z-index: 100;" ng-show = "shown">
    <div class = "ui input">
        <input type = "text" placeholder = "" style = "width:400px;" ng-model = "content">
        <button class = "red button ui" ng-click = "ok($event)">确定</button>
        <button class = "default button ui" ng-click = "shown = false">取消</button>
    </div>
</div>